Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HF

Hajime Fujimura — 3 Patents

RIRigaku: 2 patents #100 of 239Top 45%
NMNippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Overall (All Time): #1,350,282 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11867646 Total reflection x-ray fluorescence spectrometer Makoto Kambe, Kazuhiko Omote, Toshifumi Higuchi, Tsutomu Tada, Masahiro Nonoguchi +3 more 2024-01-09
10768125 Wavelength dispersive x-ray fluorescence spectrometer and x-ray fluorescence analyzing method using the same Shuichi Kato, Yoshiyuki Kataoka, Takashi Yamada 2020-09-08
9927378 On-line coating adhesion determination apparatus of galvannealed steel sheet, and galvannealed steel sheet manufacturing line Makoto Nakazawa, Shohei Aoyama, Koichiro Sano, Masaaki Omodaka, Shigeru Hashimoto 2018-03-27